Z20-Z29
Non-Billable
ChapterZ00–Z99
Rankblock
Official Description
Persons with potential health hazards related to communicable diseases (Z20-Z29)
Metadata & Insights
- •2026 ICD-10-CM Edition - Effective October 1, 2025.
- •Non-billable category (requires more specific sub-code).
- •Chapter 21: Factors Influencing Health Status and Contact with Health Services (Z00-Z99).
Clinical Hierarchy
CH21Factors influencing health status and contact with health services (Z00-Z99)
Z20-Z29Persons with potential health hazards related to communicable diseases (Z20-Z29)
Z20Contact with and (suspected) exposure to communicable diseases
Z21Asymptomatic human immunodeficiency virus [HIV] infection status
Z22Carrier of infectious disease
Z23Encounter for immunization
Z28Immunization not carried out and underimmunization status
Z29Encounter for other prophylactic measures
MS-DRG Classification
No direct MS-DRG triggers identified.
Cross Reference
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